Aside from seizing or freezing “all property and interests in property” from sanctioned persons, under the law “U.S. persons generally are prohibited from dealing with them,” according to the OFAC website. The Secret Service also seized millions of dollars in cryptocurrencies and cash allegedly stolen in the sophisticated phishing and spoofing attacks by Russian national Danil Potekhin in 2017 and 2018, which was subsequently laundered by Dmitrii Karasavidi.
